noun🔗ShareCalcitaA very widely distributed crystalline form of calcium carbonate, CaCO3, found as limestone, chalk and marble"Many caves are formed from limestone, which is mostly made of the mineral calcite. "Muchas cuevas están formadas de piedra caliza, que está hecha principalmente del mineral calcita.geologymineralsubstancechemistrymaterialChat with AIVocabulary GamePractice Reading